add lan content

index.html

@@ -126,8 +126,8 @@
                 <div class="row px-0 mx-0">
                     <div class="col-lg-7 mt-5 ps-5">
                         <div class="homepage-title">
-                            <h1>強大的Ai虛擬代言人</h1>
-                            <h1>快速生成影片工具</h1>
+                            <h1 set-lan="html:index_title1">強大的Ai虛擬代言人</h1>
+                            <h1 set-lan="html:index_title2">快速生成影片工具</h1>
                         </div>
                     </div>
                     <div class="col-lg-5">

js/lan.js

@@ -178,6 +178,8 @@ var zh = {
     "index-usecases": "應用情境",
     "index-demo": "即時展示",
     "time-lapse": "縮時影片",
+    "index_title1": "強大的Ai虛擬代言人",
+    "index_title2": "快速生成影片工具",
 };
 
 var en = {
@@ -309,7 +311,9 @@ var en = {
     "index-steps": "Steps",
     "index-usecases": "Usecases",
     "index-demo": "Try it",
-    "time-lapse": "Time-lapse: Steps"
+    "time-lapse": "Time-lapse: Steps",
+    "index_title1": "Flexible AI Spokesgirl Solution",
+    "index_title2": "Create Video in Minutes",
 };
 
 function switchLanContent(val){